11121136977 has 8 divisors (see below), whose sum is σ = 14833428064. Its totient is φ = 7411468608.

The previous prime is 11121136951. The next prime is 11121137033. The reversal of 11121136977 is 77963112111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11121136977 - 2⁷ = 11121136849 is a prime.

It is a super-2 number, since 2×11121136977² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11121136907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 645763 + ... + 662760.

It is an arithmetic number, because the mean of its divisors is an integer number (1854178508).

Almost surely, 2^11121136977 is an apocalyptic number.

It is an amenable number.

11121136977 is a deficient number, since it is larger than the sum of its proper divisors (3712291087).

11121136977 is a wasteful number, since it uses less digits than its factorization.

11121136977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1311359.

The product of its digits is 15876, while the sum is 39.

The spelling of 11121136977 in words is "eleven billion, one hundred twenty-one million, one hundred thirty-six thousand, nine hundred seventy-seven".